From 467bf477f935fd813cd0812d5953a67ea14328b7 Mon Sep 17 00:00:00 2001 From: puxcofief <1827156039@qq.com> Date: Sun, 15 Dec 2024 13:37:07 +0800 Subject: [PATCH] xl.java --- .../src/com/cn/servlet/AlipayServlet.java | 125 +++++++++++------- 1 file changed, 78 insertions(+), 47 deletions(-) diff --git a/ticketing-master/src/com/cn/servlet/AlipayServlet.java b/ticketing-master/src/com/cn/servlet/AlipayServlet.java index 8843cc3..281fc09 100644 --- a/ticketing-master/src/com/cn/servlet/AlipayServlet.java +++ b/ticketing-master/src/com/cn/servlet/AlipayServlet.java @@ -1,78 +1,109 @@ -package com.cn.servlet; +package com.cn.servlet; // 定义Servlet所在的包名 -import java.io.IOException; -import java.util.Date; +import java.io.IOException; // 导入IOException，用于处理输入输出异常 +import java.util.Date; // 导入Date类，用于处理日期 -import javax.servlet.ServletException; -import javax.servlet.http.HttpServlet; -import javax.servlet.http.HttpServletRequest; -import javax.servlet.http.HttpServletResponse; +import javax.servlet.ServletException; // 导入ServletException，用于处理Servlet运行时的异常 +import javax.servlet.http.HttpServlet; // 导入HttpServlet，是所有HTTP servlet的父类 +import javax.servlet.http.HttpServletRequest; // 导入HttpServletRequest，代表客户端的请求信息 +import javax.servlet.http.HttpServletResponse; // 导入HttpServletResponse，代表服务器对客户端的响应 -import com.alipay.api.AlipayApiException; -import com.alipay.api.AlipayClient; -import com.alipay.api.DefaultAlipayClient; -import com.alipay.api.request.AlipayTradePagePayRequest; -import com.cn.domain.Prep; +import com.alipay.api.AlipayApiException; // 导入AlipayApiException，用于处理支付宝API异常 +import com.alipay.api.AlipayClient; // 导入AlipayClient，支付宝API客户端 +import com.alipay.api.DefaultAlipayClient; // 导入DefaultAlipayClient，支付宝API客户端默认实现 +import com.alipay.api.request.AlipayTradePagePayRequest; // 导入AlipayTradePagePayRequest，支付宝电脑网站支付请求 +import com.cn.domain.Prep; // 导入Prep类，该类定义了订单的数据结构 /** - * - * @ClassName: AlipayServlet - * @Description: 支付宝支付接口 PC端 - * @author: ljy - * @date: 2019年11月14日 上午1:10:23 + * AlipayServlet类，用于处理支付宝支付接口的请求。 + * @ClassName: AlipayServlet 类名：AlipayServlet + * @Description: 支付宝支付接口，PC端 + * @author: ljy Servlet的作者 + * @date: 2019年11月14日 上午1:10:23 Servlet创建的日期和时间 */ public class AlipayServlet extends HttpServlet { - private static final long serialVersionUID = 1L; - + private static final long serialVersionUID = 1L; // 用于序列化 + /** + * 默认构造函数。 + */ + public AlipayServlet() { + super(); // 调用父类的构造函数 + // TODO Auto-generated constructor stub + } + + /** + * 处理GET请求的方法。 + * @param request HttpServletRequest对象，包含客户端的请求信息 + * @param response HttpServletResponse对象，包含服务器对客户端的响应信息 + * @throws ServletException 抛出Servlet异常 + * @throws IOException 抛出输入输出异常 + */ protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { - String URL = "https://openapi.alipaydev.com/gateway.do"; //沙箱环境使用 - //String URL = "https://openapi.alipay.com/gateway.do"; //外网真实环境使用 - String APP_ID = "2016101400683589"; // 即创建应用后生成 - String APP_PRIVATE_KEY = "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"; //开发者私钥，由开发者自己生成 + // 支付宝网关地址，沙箱环境和外网真实环境使用不同的URL + String URL = "https://openapi.alipaydev.com/gateway.do"; // 沙箱环境使用 + //String URL = "https://openapi.alipay.com/gateway.do"; // 外网真实环境使用 + String APP_ID = "2016101400683589"; // 支付宝分配给开发者的应用ID + String APP_PRIVATE_KEY = "MIIEvwIBADANBgkqhkiG9w0BAQEFAASCBKkwggSlAgEAAoIBAQ..."; // 开发者私钥，由开发者自己生成 String FORMAT = "json"; // 参数返回格式，只支持 json String CHARSET = "UTF-8"; // 编码集，支持 GBK/UTF-8 - String ALIPAY_PUBLIC_KEY = "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvjme7kFbZAMU9TDn6iZBvOFAGUaQu47mXNhZ7EgD6s5K3/NkVTDOCaqRAZ7qBpKwNdsYOeCl2JsugIZzEPtIbuPZhYSUgXlLg4+nTt5k4IHu6hQylTX82nLVlMAaCw7xmMc8OH99ym/mLvf/Os1UQVvvtbta+19bFzuaHn8fem8IXtIP3PN1NuHpYVTzKTtbJIwgM9yDCD5lfg9qIRWiSlnrzc+t+R5+aUwolORg/eyea0i/sMghbPyb/rUY6LPVKgZXhvIE8k0ebnVoVREGzilFb3L8fZWfsenLvEuiubjFJ4CpEOV7YbmorsC9KsKNMfFg3UMqimSCY+4y6hDYHQIDAQAB"; //支付宝公钥，由支付宝生成 + String ALIPAY_PUBLIC_KEY = "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvjme..."; // 支付宝公钥，由支付宝生成 String SIGN_TYPE = "RSA2"; // 商户生成签名字符串所使用的签名算法类型，目前支持 RSA2 和 RSA，推荐使用 RSA2 // 从PayServlet获取的订单信息 - Prep prep = (Prep) request.getAttribute("prep"); + Prep prep = (Prep) request.getAttribute("prep"); // 从请求中获取订单对象 + // 构造商户订单号，确保唯一性 + String out_trade_no = String.valueOf(new Date()) + String.valueOf(prep.getPrepId()); + String total_amount = String.valueOf(prep.getPrice())+".00"; // 付款金额，必填 + String subject = prep.getStartStation()+"站 - "+prep.getEndStation() + "站 火车票"; // 商品名称 + // 回跳地址，用户支付完成后跳转的地址 + String returnUrl = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+"/ticketing/PayServlet?temp=1&prepId="+prep.getPrepId()+""; + // 初始化AlipayClient + AlipayClient alipayClient = new DefaultAlipayClient(URL, APP_ID, APP_PRIVATE_KEY, FORMAT, CHARSET, ALIPAY_PUBLIC_KEY, SIGN_TYPE); + // 创建支付请求 + AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest(); + alipayRequest.setReturnUrl(returnUrl); // 设置回跳地址 + alipayRequest.setNotifyUrl("http://domain.com/CallBack/notify_url.jsp"); // 设置异步通知地址 + // 填充业务参数 + alipayRequest.setBizContent("{" + + " \"out_trade_no\":\""+out_trade_no+"\"," + + " \"product_code\":\"FAST_INSTANT_TRADE_PAY\"," + + " \"total_amount\":"+total_amount+"," + + " \"subject\":\""+subject+"\"," + + " \"body\":\""+subject+"\"," + + " \"passback_params\":\"merchantBizType%3d3C%26merchantBizNo%3d2016010101111\"," + + " \"extend_params\":{" + + " \"sys_service_provider_id\":\"2088511833207846\"" + + " }" + + " }");// 填充业务参数 - String out_trade_no = String.valueOf(new Date()) + String.valueOf(prep.getPrepId()); // 商户订单号，商户网站订单系统中唯一订单号，必填 - String total_amount = String.valueOf(prep.getPrice())+".00"; // 付款金额，必填 - String subject = prep.getStartStation()+"站 - "+prep.getEndStation() + "站 火车票"; // 商品名称 - //String returnUrl = "http://localhost:8080/ticketing/PayServlet?temp=1&prepId="+prep.getPrepId()+""; // 回跳地址 - String returnUrl = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+"/ticketing/PayServlet?temp=1&prepId="+prep.getPrepId()+""; - - AlipayClient alipayClient = new DefaultAlipayClient(URL, APP_ID, APP_PRIVATE_KEY, FORMAT, CHARSET, ALIPAY_PUBLIC_KEY, SIGN_TYPE); // 获得初始化的AlipayClient - AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();// 创建API对应的request - alipayRequest.setReturnUrl(returnUrl); - alipayRequest.setNotifyUrl("http://domain.com/CallBack/notify_url.jsp");// 在公共参数中设置回跳和通知地址 - alipayRequest.setBizContent("{" + " \"out_trade_no\":\""+out_trade_no+"\"," - + " \"product_code\":\"FAST_INSTANT_TRADE_PAY\"," + " \"total_amount\":"+total_amount+"," - + " \"subject\":\""+subject+"\"," + " \"body\":\""+subject+"\"," - + " \"passback_params\":\"merchantBizType%3d3C%26merchantBizNo%3d2016010101111\"," - + " \"extend_params\":{" + " \"sys_service_provider_id\":\"2088511833207846\"" + " }" + " }");// 填充业务参数 - String form = ""; + String form = ""; // 用于存放生成的表单HTML代码 try { form = alipayClient.pageExecute(alipayRequest).getBody(); // 调用SDK生成表单 } catch (AlipayApiException e) { - e.printStackTrace(); + e.printStackTrace(); // 异常处理 } + + // 设置响应内容类型 response.setContentType("text/html;charset=" + CHARSET); - response.getWriter().write(form);// 直接将完整的表单html输出到页面 + // 输出表单HTML代码到页面 + response.getWriter().write(form); + // 刷新和关闭PrintWriter response.getWriter().flush(); response.getWriter().close(); } /** - * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response) + * 处理POST请求的方法，此实现中直接调用doGet方法。 + * @param request HttpServletRequest对象，包含客户端的请求信息 + * @param response HttpServletResponse对象，包含服务器对客户端的响应信息 + * @throws ServletException 抛出Servlet异常 + * @throws IOException 抛出输入输出异常 */ protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { - // TODO Auto-generated method stub - doGet(request, response); + doGet(request, response); // 直接调用doGet方法处理 } -} +} \ No newline at end of file